0

Hourly Weather Forecast - Costa Mesa, CA

  • Temperature
    66°F
    Precipitation
    0%
    Wind
    3mph
    NW
    Arrow up

    Clear

    Humidity
    61%
    Feels like
    66°F
    Dew Point
    52°F

  • Clear

    Humidity
    61%
    Feels like
    64°F
    Dew Point
    51°F

  • Clear

    Humidity
    59%
    Feels like
    63°F
    Dew Point
    48°F

  • Clear

    Humidity
    58%
    Feels like
    61°F
    Dew Point
    46°F

  • Mostly Clear

    Humidity
    58%
    Feels like
    60°F
    Dew Point
    45°F

  • Mostly Clear

    Humidity
    58%
    Feels like
    58°F
    Dew Point
    44°F

Top Stories

Right Arrow
Rainfall Forecast for Northwest through Thursday

Persistent, Flooding Rain Impacts the Northwest

​A fast-moving series of atmospheric rivers continue to drench the Pacific Northwest today through Thursday.

Read More
Snowfall forecast Through Tonight

Impactful Winter Storm Exits Virginia, N.C. Tonight

Read More
Tuesday's Weather Outlook

Tuesday's Weather Outlook

Read More
Weekly Drought Map for December 4, 2025

Active Week of Weather Leads to Mixed Drought Results

Read More
A strong cold-air-damming event from March 20, 2018.

Cold Air Damming - Cause And Effects

Read More
People skating on a frozen pond on a clear day. (Image by Q K from Pixabay)

Safety Tips For Icy Surfaces

Read More
More NewsRight Arrow
Today's National Outlook
Hurricane Tracker
Allergy Forecast
Cold & Flu
Snow & Ski Forecast
Fire Updates
Traffic Cameras
Weather Cameras
Traffic Cameras
Weather Cameras
Outdoor Sports Guide